A simple 8Amp power supply will be all you need if you're just using one battery charger. 8A is enough for a max charge rate of most battery chargers. Screw terminals on the front and pre-installed power cord means this is ready to go!110V and 220V input voltage is selected by switch. Before powering on, please
check input voltage to avoid damage.
Input: 90-132V/185-264V AC
Output: 12V, 8A
Dimensions: 7.85 x 3.85 x 1.65 in.
Weight: 28.4 oz.